/*
 * Copyright (c) 2023 OceanBase.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.oceanbase.odc.common.event;

import java.util.EventListener;
import java.util.UUID;

import lombok.EqualsAndHashCode;
import lombok.Getter;

/**
 * Event listener base class for listening for events to occur
 *
 * @author yh263208
 * @date 2022-02-11 17:44
 * @since ODC_release_3.3.0
 * @see java.util.EventListener
 */
@EqualsAndHashCode
public abstract class AbstractEventListener<T extends AbstractEvent> implements EventListener {
    @Getter
    private final String listenerId = UUID.randomUUID().toString();

    /**
     * Handle an event.
     * 
     * @param event the event to respond to
     */
    abstract public void onEvent(T event);

}
